Lenovo A7-50 Tablet - Manual (Page 59)

Lenovo A3500
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5. Remove screws for fixing the speaker and antenna assembly onto the
front module of the tablet.
Figure 10-5. The screws on the speaker and antenna assembly
6. Detach the speaker and antenna assembly from the front module while
slowly peeling off the antenna foil.
Figure 10-6. Detaching the speaker and antenna assembly
Part No. Screw (quantity) Color Torque
Phillips flat head screw, M1.4 x 3.0 (3) Silver N/A
a
a